252527531 has 2 divisors, whose sum is σ = 252527532. Its totient is φ = 252527530.

The previous prime is 252527501. The next prime is 252527533. The reversal of 252527531 is 135725252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252527531 - 2²² = 248333227 is a prime.

It is a super-2 number, since 2×252527531² = 127540307825911922, which contains 22 as substring.

Together with 252527533, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (252527533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126263765 + 126263766.

It is an arithmetic number, because the mean of its divisors is an integer number (126263766).

Almost surely, 2^252527531 is an apocalyptic number.

252527531 is a deficient number, since it is larger than the sum of its proper divisors (1).

252527531 is an equidigital number, since it uses as much as digits as its factorization.

252527531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21000, while the sum is 32.

The square root of 252527531 is about 15891.1148444658. The cubic root of 252527531 is about 632.0764032972.

The spelling of 252527531 in words is "two hundred fifty-two million, five hundred twenty-seven thousand, five hundred thirty-one".